| 单词 | nullify |
|---|---|
| 音标 | ['nʌlifai] |
| 解释 | v.使无效，取消 |
| 红宝书 | 【英】 v. 使无效(invalidate; annul)；取消(to cancel out) 【记】 null(无)+ify→使… 无→取消 【同】 同根词：nullity(无 效)； nulliparous(未生育 过的) 【例】 a claim nullified by the court |
| 字源 | nullify (v.) 1590s, from Late Latin nullificare "to esteem lightly, despise," literally "to make nothing," from Latin nullus "not any" (see null) + root of facere "to make" (see factitious). Related: Nullified; nullifying. |
| 不择手段背单词 | v. 使无效; 取消 【记】源于: null(adj 无效力的; n 零) |
| 趣味全助记 | 【记】null 空，无，编过程序的知道 |
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